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hi, using the example in the grep help: txt <- c("arm","foot","lefroo", "bafoobar") i <- grep("foo",txt); i [1] 2 4 but how can i get the negation (1,3) when looking for 'foo'? thanks, m.
hello, the following example gives a plot with a legend: plot(-10:10,-10:10,type="n") x=1:10 y=1:10 tt=c("A","B","C","D","E","F") text(x,y,tt,cex=.8) legend(-10,10...
have already tried this? http://finzi.psych.upenn.edu/R/Rhelp02a/archive/55752.html m. > -----Original Message----- > From: r-help-bounces at stat.math.ethz.ch > [mailto:r-help-bounces at stat.math.ethz.ch] On Behalf Of Michael > Sent...
Ana, the following code may help: teste="P:/test" cc="pt" yy="03" data=matrix(1:12,3,4) dir=paste(teste,cc,yy,sep="/") # does directory already exist? if not, then create it if (!is.null(try(setwd(dir...
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